Exercise vest



FIG. 1 is a front elevational view of an ornamental design for an exercise vest in an open position;

FIG. 2 is a front elevational view of an ornamental design for an exercise vest in a closed position; and,

FIG. 3 is a rear elevational view thereof.

The zipper and stitching are the same color, and are both a contrasting color to the body of the vest 

The ornamental design for an exercise vest, as shown and described. 